搜尋標籤: "eye defects"

Thumbnail for Short sight, long sight and their correction (Demonstration) (English subtitles available)

Short sight, long sight and their correction…

duration 4 minutes 7 seconds

Short sight, long sight and their correction…

Short sight, long sight and their correction (Demonstration) (English subtitles available)

Short sight, long sight and their correction (Demonstration) (English subtitles available)

In this experiment, we will learn aboout short…

eye defects
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   ronson@hkecl.net 26/2/2020 0 個讚 725 次播放
學科
科學教育 Science Education
學習階段
第三學習階段 (中一至中三) Key Stage 3 (S1 - S3)
第三學習階段 (中二) Key Stage 3 (S2)
作者
教育局課程資源組
版權聲明
所有版權由香港特別行政區政府擁有
上載日期
31/8/2006